20006775

素因数分解:

$3^2\times 5^2\times {\mathrm{88919}}^1$

素因数の和:88935

約数の個数: 18

約数和(自身を含む): 35834760

約数和(自身を除く): 15827985

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 88919, 266757, 444595, 800271, 1333785, 2222975, 4001355, 6668925, 20006775]

約数ペア:

[(1, 20006775), (3, 6668925), (5, 4001355), (9, 2222975), (15, 1333785), (25, 800271), (45, 444595), (75, 266757), (225, 88919)]